280064136

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 798595200

約数和(自身を除く): 518531064

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 33, 44, 58, 66, 87, 88, 116, 132, 157, 174, 232, 233, 264, 314, 319, 348, 466, 471, 628, 638, 696, 699, 932, 942, 957, 1256, 1276, 1398, 1727, 1864, 1884, 1914, 2552, 2563, 2796, 3454, 3768, 3828, 4553, 5126, 5181, 5592, 6757, 6908, 7656, 7689, 9106, 10252, 10362, 13514, 13659, 13816, 15378, 18212, 20271, 20504, 20724, 27028, 27318, 30756, 36424, 36581, 40542, 41448, 50083, 54056, 54636, 61512, 73162, 74327, 81084, 100166, 109272, 109743, 146324, 148654, 150249, 162168, 200332, 219486, 222981, 292648, 297308, 300498, 400664, 402391, 438972, 445962, 594616, 600996, 804782, 877944, 891924, 1060849, 1201992, 1207173, 1609564, 1783848, 2121698, 2414346, 3182547, 3219128, 4243396, 4828692, 6365094, 8486792, 9657384, 11669339, 12730188, 23338678, 25460376, 35008017, 46677356, 70016034, 93354712, 140032068, 280064136]

約数ペア:

[(1, 280064136), (2, 140032068), (3, 93354712), (4, 70016034), (6, 46677356), (8, 35008017), (11, 25460376), (12, 23338678), (22, 12730188), (24, 11669339), (29, 9657384), (33, 8486792), (44, 6365094), (58, 4828692), (66, 4243396), (87, 3219128), (88, 3182547), (116, 2414346), (132, 2121698), (157, 1783848), (174, 1609564), (232, 1207173), (233, 1201992), (264, 1060849), (314, 891924), (319, 877944), (348, 804782), (466, 600996), (471, 594616), (628, 445962), (638, 438972), (696, 402391), (699, 400664), (932, 300498), (942, 297308), (957, 292648), (1256, 222981), (1276, 219486), (1398, 200332), (1727, 162168), (1864, 150249), (1884, 148654), (1914, 146324), (2552, 109743), (2563, 109272), (2796, 100166), (3454, 81084), (3768, 74327), (3828, 73162), (4553, 61512), (5126, 54636), (5181, 54056), (5592, 50083), (6757, 41448), (6908, 40542), (7656, 36581), (7689, 36424), (9106, 30756), (10252, 27318), (10362, 27028), (13514, 20724), (13659, 20504), (13816, 20271), (15378, 18212)]